Tutorials, deep-dives, and privacy-first thinking about developer tools.
Showing 1–5 of 5 posts
Privacy-first CSV conversion explained: what really happens when you upload a customer list to an online converter, and how to verify a tool is client-side.
Privacy-first color tools keep brand assets on your machine. Here is how to test whether an online color picker uploads your image, and why it matters.
The JWT alg: none vulnerability lets attackers forge tokens without a secret. Here's how the exploit works and why libraries still trip on it in 2026.
URL encode online without leaking auth tokens, S3 links, or password-reset codes. Here's where pasted URLs actually end up — and how to encode privately.
Strong passwords don't need to be random gibberish. Learn four memorable patterns that meet NIST rules — plus when to let a generator do the work.